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Cirrus SR22T Maintenance Manual

Cirrus SR22T
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CIRRUS AIRPLANE MAINTENANCE MANUAL MODELS SR22 AND SR22T
24-30
Page 39
Serials w/ MCU 14600-001, 14600-002, & 16600-001
EFFECTIVITY:
L. BAT Current Sensor - Serials w/ MCU 14600-001, 14600-002, & 16600-001 (See Figure 24-307)
The BAT current sensor, integral to the MCU, is located on the lower mid portion of the power board
assembly.
(1) Removal - BAT Current Sensor
(a) Set BAT 1, BAT 2, and AVIONICS switches to OFF positions.
(b) Remove engine cowling. (Refer to 71-10)
(c) Disconnect battery 1. (Refer to 24-30)
(d) Remove MCU cover. (Refer to 24-30)
(e) MCU 14600-011 & 14600-002: Remove kep-nuts securing 100A fuse to power board
assembly.
(f) MCU 16600-001: Remove kep-nuts securing 125A fuse to power board assembly.
(g) Remove screw, washers, and nut securing bus bar IX
c
to power board assembly.
(h) Remove screws and washers securing BAT current sensor to power board assembly.
(i) Remove BAT current sensor from power board assembly.
(j) Disassemble BAT bus bar stud, nuts, washers, bus bar IX
c
, and bus bar X, from BAT cur-
rent sensor standoff.
(2) Installation - BAT Current Sensor
(a) Acquire necessary tools, equipment, and supplies.
(b) Assemble BAT bus bar stud, nuts, washers, bus bar IX
c
, and bus bar X, to BAT current
sensor standoff.
CAUTION: Before installing, examine current sensor module for bent pins. If bent pins
are found, gently straighten them.
Do not force current sensor assembly into power board jack. Current sensor
should install into jack with gentle pressure.
(c) Align BAT current sensor pins to power board jack while simultaneously aligning bus bar X
on fuse stud.
(d) Gently press BAT current sensor assembly onto power board.
(e) Install screws and washers securing BAT current sensor to power board assembly.
(f) Apply Loctite® to power board fuse studs.
(g) MCU 14600-011 & 14600-002: Position 100A fuse to power board assembly and secure
with kep-nuts.
(h) MCU 16600-001: Position 125A fuse to power board assembly and secure with kep-nuts.
(i) Install screw, washers, and nut securing bus bar IX
c
to power board assembly.
(j) Install MCU cover. (Refer to 24-30)
(k) Connect battery 1. (Refer to 24-30)
(l) Perform Operational Inspection - Master Control Unit. (Refer to 24-30)
(m) Install engine cowling. (Refer to 71-10)
Description P/N or Spec. Supplier Purpose
Loctite® 222 Any Source Fuse installation.
01 Jan 2012

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Cirrus SR22T Specifications

General IconGeneral
ManufacturerCirrus Aircraft
EngineContinental TSIO-550-K
Horsepower315 hp
Max Takeoff Weight3, 600 lbs
Service Ceiling25, 000 ft
Cabin Width49 in
Cabin Height50 in
Seating Capacity4
AvionicsCirrus Perspective+ by Garmin
CategorySingle-engine piston aircraft
PropellerHartzell 3-blade composite
Wingspan38 ft 4 in
Length26 ft
Height8 ft 11 in
Maximum Cruise Speed213 KTAS
Fuel Capacity92 gallons
Stall Speed64 knots
Safety FeaturesCirrus Airframe Parachute System (CAPS)
Cruise Speed183 knots

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